DE68911156D1 - Optical assembly with electro-optical crystal elements. - Google Patents

Optical assembly with electro-optical crystal elements.

Info

Publication number
DE68911156D1
DE68911156D1 DE89300249T DE68911156T DE68911156D1 DE 68911156 D1 DE68911156 D1 DE 68911156D1 DE 89300249 T DE89300249 T DE 89300249T DE 68911156 T DE68911156 T DE 68911156T DE 68911156 D1 DE68911156 D1 DE 68911156D1
Authority
DE
Germany
Prior art keywords
optical
electro
crystal elements
assembly
optical assembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE89300249T
Other languages
German (de)
Other versions
DE68911156T2 (en
Inventor
Yoshinari Kozuka
Shogo Kawaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NGK Insulators Ltd
Original Assignee
NGK Insulators Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NGK Insulators Ltd filed Critical NGK Insulators Ltd
Application granted granted Critical
Publication of DE68911156D1 publication Critical patent/DE68911156D1/en
Publication of DE68911156T2 publication Critical patent/DE68911156T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/0305—Constructional arrangements
    • G02F1/0322—Arrangements comprising two or more independently controlled crystals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
DE68911156T 1988-01-14 1989-01-12 Optical assembly with electro-optical crystal elements. Expired - Fee Related DE68911156T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63006297A JPH01182824A (en) 1988-01-14 1988-01-14 Optical element

Publications (2)

Publication Number Publication Date
DE68911156D1 true DE68911156D1 (en) 1994-01-20
DE68911156T2 DE68911156T2 (en) 1994-06-01

Family

ID=11634438

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68911156T Expired - Fee Related DE68911156T2 (en) 1988-01-14 1989-01-12 Optical assembly with electro-optical crystal elements.

Country Status (4)

Country Link
US (1) US4976517A (en)
EP (1) EP0324611B1 (en)
JP (1) JPH01182824A (en)
DE (1) DE68911156T2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5153930A (en) * 1990-01-04 1992-10-06 Smiths Industries Aerospace & Defense Systems, Inc. Device employing a substrate of a material that exhibits the pyroelectric effect
JPH0727131B2 (en) * 1990-08-24 1995-03-29 日本航空電子工業株式会社 Optical waveguide modulator
JP3573476B2 (en) * 1993-12-10 2004-10-06 富士写真フイルム株式会社 Optical element
US7043134B2 (en) 1999-12-23 2006-05-09 Spectalis Corp. Thermo-optic plasmon-polariton devices
US6801691B2 (en) 1999-12-23 2004-10-05 Spectalis Corp. Optical waveguide structures
US6421177B1 (en) 2000-03-03 2002-07-16 Arroyo Optics, Inc. Interleaving optical filter
WO2002021170A1 (en) 2000-09-05 2002-03-14 Arroyo Optics, Inc. System and method for fabricating components of precise optical path length
JP2002116413A (en) * 2000-10-04 2002-04-19 Mitsubishi Electric Corp Optical module
US6914999B2 (en) 2002-05-31 2005-07-05 Spectalis Corp. Electro-optic modulators
US20090225392A1 (en) * 2008-03-10 2009-09-10 Depriest Christopher Michael Optical Modulator and Method of Providing the Same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304428A (en) * 1964-12-18 1967-02-14 Sylvania Electric Prod Transmission line light modulator
US3900247A (en) * 1974-02-26 1975-08-19 Northern Electric Co Optical modulator having compensation for thermal and space charge effects
JPS57196166A (en) * 1981-05-28 1982-12-02 Matsushita Electric Ind Co Ltd Voltage measurement device

Also Published As

Publication number Publication date
JPH01182824A (en) 1989-07-20
EP0324611A2 (en) 1989-07-19
EP0324611B1 (en) 1993-12-08
EP0324611A3 (en) 1990-09-05
DE68911156T2 (en) 1994-06-01
US4976517A (en) 1990-12-11
JPH0576015B2 (en) 1993-10-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee